Precisely designed fit for 51 mm espresso machines This 51 mm threeear portafilter is engineered to fit standard 51 mm group heads, helping to support consistent coffee extraction. Enhanced stability during shot prep The unique threeear design provides improved control and stability, making it easier to manage during tamping and shot preparation. Durable and reliable construction Made from stainless steel, this portafilter withstands the pressures of espresso brewing and delivers long lasting use. Comfortable and secure handling An ergonomic plastic handle offers a secure, comfortable grip, enabling confident and steady brewing. Key specifications Size: 51 mm Design: threeear portafilter Material: stainless steel body, plastic handle Compatibility: designed for 51 mm group head espresso machines Performance: supports stable, consistent extractions Practical use scenarios Home espresso setup: a worn portafilter to restore stability and consistent extractions on a 51 mm machine. Small cafe or office environment: reliable grip and control during busy shot preparation to improve workflow. Training or practice: a steady, durable portafilter that helps develop consistent tamping and timing for baristas.